QT 好看的日期时间控件

#ifndef CALENDARTABLE_H_ #define CALENDARTABLE_H_ #include <QDate> #include <QEvent> #include <QLabel> #include <QPushButton> #include <QSignalMapper> #include <QStackedLayout> #include <QStackedWidget> #include <QStyledItemDelegate> #include <QTableWidget> #include <QTimer> class DrawBaseDelegate : public QStyledItemDelegate { Q_OBJECT public: DrawBaseDelegate(QObject* parent); protected: void drawBackgroud(QPainter* painter, const QRect& rect, const QColor& color) const; void drawBorder(QPainter* painter, const QRect& rect, const QColor& color) const; void drawText(QPainter* painter, const QRect& rect, const QColor& color, const QString& text, const Qt::AlignmentFlag align = Qt::AlignCenter) const; void drawPoint(QPainter* painter, const QRect& rect, const QColor& color) const; }; class CalendarDelegate : public DrawBaseDelegate { Q_OBJECT public: CalendarDelegate(QAbstractItemView* parent); protected: void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override; bool eventFilter(QObject* obj, QEvent* ev) override; private: bool colorByRole(const QModelIndex& model_index, int role, double alpha, QColor& tmp_color) const; private: QAbstractItemView* parent_view_; QModelIndex hover_index_; }; class CalendarTable : public QTableWidget { Q_OBJECT public: CalendarTable(QWidget* parent, int year = QDate::currentDate().year(), int month = QDate::currentDate().month()); enum CalendarRoleType { kDate = Qt::UserRole, kBgColor, kBorderColor, kHoverBorderColor, kFontColor, kPointColor, kAlpha, // 整体不透明度 }; enum CalendarSelectionMode { kNoSelection, kSingleSelection, kMultiSelection, kRangeSelection }; public: bool setYearMonth(int year, int month); void setFristDayOnWeek(int first_day_on_week); void setSelMode(CalendarSelectionMode select_mode); void setSpecialDate(const QList<QDate>& dates); void addSelectedDate(const QDate& date); void deleteSelectedDate(const QDate& date); void clearSelectedDate(); void setMaxDate(const QDate& date); void setMinDate(const QDate& date); void setDateRange(const QDate& start_date, const QDate& end_date); int year() { return year_; } int month() { return month_; } int first_day_on_week() { return first_day_on_week_; } CalendarSelectionMode select_mode() { return select_mode_; } QList<QDate> selected_date() { return selected_dates_; } QDate max_date() { return max_date_; } QDate min_date() { return min_date_; } signals: void refresh(int year, int month); void selectionChanged(); void selectionAdded(const QDate& date); void selectionDeleted(const QDate& date); void maxDateChanged(const QDate& date); void minDateChanged(const QDate& date); void dateDoubleClicked(const QDate& date); protected: bool eventFilter(QObject* obj, QEvent* ev) override; private slots: void itemClicked(QTableWidgetItem* item); void itemDoubleClicked(QTableWidgetItem* item); void clicked(); private: void refreshCalendar(); void refreshCalendarHeader(); void refreshSelection(); void refreshSpecialDate(); void refreshTodayDate(); void startRefreshTimer(); bool appendSelection(const QDate& date); bool removeSelection(const QDate& date); private: int year_; int month_; int first_day_on_week_; QDate max_date_; QDate min_date_; QDate cliked_date_; bool is_double_clicked_; QTimer* date_timer_; QList<QDate> selected_dates_; QList<QDate> special_dates_; CalendarSelectionMode select_mode_; }; class CalendarButtonGruop : public QWidget { Q_OBJECT public: explicit CalendarButtonGruop(QWidget* parent = nullptr) : QWidget(parent){}; void setSelection(int id); protected: QList<QPushButton*> button_group_; QSignalMapper* signal_mapper_; }; class YearButtonGroup : public CalendarButtonGruop { Q_OBJECT public: explicit YearButtonGroup(int year, QWidget* parent = nullptr); void toPreYearPage(int current_year); void toNextYearPage(int current_year); signals: void yearClicked(int year); private: void refreshYearPage(int show_year, int current_year); }; class MonthButtonGroup : public CalendarButtonGruop { Q_OBJECT public: explicit MonthButtonGroup(QWidget* parent = nullptr); signals: void monthClicked(int month); }; #endif // CALENDARTABLE_H_